OpenTechnical

OT-2026-000003702

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, three outlet manifold, ejector fed

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000003702) never changes.

Identity and time

Publication numberOT-2026-000003702 · never reused
Internal UUID01a0a90a-ca0b-7606-9983-56104a861cc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:31.725742Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003702
StatusPUBLIC

Content hashes

Canonical textf82265f43c970db96421a9ee85750a18840826e11ee9d59c3580f11d874bd040
Markdown0000e9e535196751426461e3690b594dc8a4c7c5f0ff49eadeec26badececaa7
PDF
Publication page032d4ca2c1d642b81b32fb64cbb52c9c2686fc763ef21a099fc5a8da00613234
Manifest9928e08b689079d4ad1c83e82e7d0771bd6192024a5e690e704b88f6041ab1c5

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureMskTnMViCs0gahja2rgzlF9NVlUqqCfAhJrbATeJZ8tZ9askirDjsBBaam8EUc8gq+OzL7uvSRRUb0txpTD8Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T08:00:36.736277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003702
observed 032d4ca2c1d642b81b32fb64cbb52c9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:36.721783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003702/manifest.json
observed 9928e08b689079d4ad1c83e82e7d0771...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:36.708203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003702/publication.md
observed 0000e9e535196751426461e3690b594d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:36.694045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003702/publication.txt
observed f82265f43c970db96421a9ee85750a18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.